| RH | radiant heat; radiation hybrid; radiological health; reactive hyperemia; recurrent herpes; regulator... |
|---|---|
| RS | radioscaphoid; random sample; rating schedule; Raynaud syndrome; recipient's serum; rectal sinus; re... |
| RUL | right upper eyelid; right upper lateral; right upper limb; right upper lobe |
| RL | radial line; radiation laboratory; reduction level; renal dysplasia-limb defects [syndrome]; resisti... |
| RLL | right lobe of liver; right lower limb; right lower lobe |
| sacral flexure of rectum | The anteroposterior curve with concavity anteriorward of the first portion of the rectum. Synonym: flexura sacralis recti. (05 Mar 2000) |
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| hepatic flexure | The bend of the colon at the juncture of its ascending and transverse portions. Synonym: flexura coli dextra, hepatic flexure. (05 Mar 2000) |
| sigmoid flexure | <anatomy> The portion of the colon that connects to the descending colon above and the rectum below. (27 Sep 1997) |
| sphincter of hepatic flexure of colon | Physiological sphincter at the level of the right colic flexure. (05 Mar 2000) |
| splenic flexure | The bend at the junction of the transverse and descending colon. Synonym: flexura coli sinistra, splenic flexure. (05 Mar 2000) |
| splenic flexure narrowing | <radiology> Colon carcinoma, amebic dysentery, TB, endometriosis, pancreatitis / pancreatic carcinoma (12 Dec 1998) |
| splenic flexure syndrome | <syndrome> Symptoms of pain, gas, bloating, a sense of fullness experienced in the left upper abdominal quadrant, sometimes beneath the ribs, in some instances radiating upward, and in some instances producing anterior chest pain central or predominantly on the left. It may be induced experimentally by the introduction and trapping of air in the splenic flexure. (05 Mar 2000) |
| superior flexure of duodenum | The flexure at the junction of the superior and descending parts of the duodenum. Synonym: flexura duodeni superior. (05 Mar 2000) |
| dorsal flexure | A flexure in the mid-dorsal region in the embryo. (05 Mar 2000) |
| duodenojejunal flexure | An abrupt bend in the small intestine at the junction of the duodenum and jejunum. Synonym: flexura duodenojejunalis, duodenojejunal angle. (05 Mar 2000) |
| inferior flexure of duodenum | The bend at the junction of the descending and horizontal parts of the duodenum. Occasionally a bend, the left inferior duodenal flexure, occurs at the junction of the horizontal and ascending parts. Synonym: flexura duodeni inferior. (05 Mar 2000) |
| telencephalic flexure | A flexure appearing in the embryonic forebrain region. (05 Mar 2000) |
| transverse rhombencephalic flexure | The dorsally concave curvature of the rhombencephalon in the embryo; appearance indicates division of rhombencephalon into myelencephalon and metencephalon. Synonym: basicranial flexure, transverse rhombencephalic flexure. (05 Mar 2000) |
| flexure | 1. The act of flexing or bending; a turning or curving; flexion; hence, obsequious bowing or bending. "Will it give place to flexure and low bending?" (Shak) 2. A turn; a bend; a fold; a curve. "Varying with the flexures of the valley through which it meandered." (British Quart. Rev) 3. <zoology> The last joint, or bend, of the wing of a bird. 4. <astronomy> The small distortion of an astronomical instrument caused by the weight of its parts; the amount to be added or substracted from the observed readings of the instrument to correct them for this distortion. <mathematics> The flexure of a curve, the bending of a curve towards or from a straight line. Origin: L. Flexura. Source: Websters Dictionary (01 Mar 1998) |
| lumbar flexure | The normal ventral curve of the vertebral column in the lumbar region. (05 Mar 2000) |